Chemical Formula - Retake

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Sodium chloride is a compound commonly know as table salt. It is formed when one atom of sodium bonds with one atom of chlorine. What is the chemical formula for sodium chloride?

• Na₂Cl

• NaCl

• SCl

• SC

How many atoms are there in the compound MgCO₃?

• 3

• 4

• 5

• 6

How many atoms of sulfur are in each molecule of H₂SO₄?

• 1

• 4

• 2

• 7

Tags

NGSS.MS-PS1-1

Which elements are in the formula shown above?

• Cobalt only

• Carbon and Oxygen

• Copper only

• Carbon and Osmium

Tags

NGSS.MS-PS1-1

How many atoms of hydrogen are in the formula CH₃CH₂Br?

• 5

• 3

• 2

• 7

Tags

NGSS.MS-PS1-1

What is the correct name of the compound NO₂?

• Nitrogen oxide

• Mononitrogen dioxide

• Nitrogen dioxide

• Dinitrogen monoxide

What is the name of N₂O₃

• Nitrogen trioxide
• Dinitrogen oxide
• Dinitrogen trioxide
• Nitrogen oxide

Tags

NGSS.MS-PS1-1

What is the name of Br₆F₁₀ ?

• Bromium fluoride

• Hexabromine fluoride

• Bromium decafluoride

• Hexabromine decafluoride

How many Oxygen atoms (O) are in a  molecule  of CO₂

• 1
• 2
• 3
• 0

Tags

NGSS.MS-PS1-1